Home / 1,219,229.56-1,682,550.30-675,373.69

Finding the Fourth Proportional to 1,219,229.56, 1,682,550.30 and 675,373.69

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Solution

The fourth proportional to 1,219,229.56, 1,682,550.30 and 675,373.69 is: 932,023.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,229.56 : 1,682,550.30 = 675,373.69 : x
  2. Step 2: Convert to fraction form
    1,219,229.56/1,682,550.30 = 675,373.69/x
  3. Step 3: Cross multiply
    1,219,229.56x = 1,682,550.30 × 675,373.69
  4. Step 4: Simplify right side
    1,219,229.56x = 1,136,350,204,721.61
  5. Step 5: Solve for x
    x = 1,136,350,204,721.61/1,219,229.56
  6. Step 6: Final answer
    x = 932,023.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.